51024231311 has 2 divisors, whose sum is σ = 51024231312. Its totient is φ = 51024231310.

The previous prime is 51024231299. The next prime is 51024231331. The reversal of 51024231311 is 11313242015.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51024231311 - 2²² = 51020037007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51024231331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25512115655 + 25512115656.

It is an arithmetic number, because the mean of its divisors is an integer number (25512115656).

Almost surely, 2^51024231311 is an apocalyptic number.

51024231311 is a deficient number, since it is larger than the sum of its proper divisors (1).

51024231311 is an equidigital number, since it uses as much as digits as its factorization.

51024231311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 51024231311 its reverse (11313242015), we get a palindrome (62337473326).

The spelling of 51024231311 in words is "fifty-one billion, twenty-four million, two hundred thirty-one thousand, three hundred eleven".